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                                <h1 id="vue-&#x6539;&#x53D8;&#x6570;&#x636E;&#xFF0C;&#x9875;&#x9762;&#x4E0D;&#x5237;&#x65B0;&#x7684;&#x95EE;&#x9898;">Vue &#x6539;&#x53D8;&#x6570;&#x636E;&#xFF0C;&#x9875;&#x9762;&#x4E0D;&#x5237;&#x65B0;&#x7684;&#x95EE;&#x9898;</h1>
<p>&#x6700;&#x8FD1;&#x5728;&#x7528; element-ui &#x5F00;&#x53D1;&#x4E00;&#x4E2A;&#x7F51;&#x7AD9;&#xFF0C;&#x4F7F;&#x7528; table &#x7EC4;&#x4EF6;&#x65F6;&#xFF0C;&#x53D1;&#x73B0;&#x4FEE;&#x6539;&#x5B8C;&#x6570;&#x636E;&#xFF0C;&#x6709;&#x65F6;&#x5019;&#x4F1A;&#x5EF6;&#x8FDF;&#x4E00;&#x4E24;&#x79D2;&#xFF0C;&#x9875;&#x9762;&#x624D;&#x4F1A;&#x53D1;&#x751F;&#x53D8;&#x5316;&#x3002;</p>
<p><img src="https://github.com/woai3c/Front-end-articles/blob/master/imgs/vue1.gif" alt="demo"></p>
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<pre><code class="lang-js"><span class="hljs-comment">// popupData&#x662F;&#x4FEE;&#x6539;&#x7684;&#x6570;&#x636E;&#xFF0C;&#x4FEE;&#x6539;&#x5B8C;&#x540E;&#xFF0C;&#x8D4B;&#x503C;&#x7ED9;&#x5BF9;&#x5E94;&#x7684;&#x8868;&#x683C;&#x6570;&#x636E;</span>
<span class="hljs-keyword">this</span>.tableData[<span class="hljs-keyword">this</span>.currentRow] = <span class="hljs-keyword">this</span>.popupData
</code></pre>
<h3 id="&#x6CE8;&#x610F;&#x4E8B;&#x9879;&#xFF08;&#x4EE5;&#x4E0B;&#x5185;&#x5BB9;&#x6458;&#x81EA;&#x5B98;&#x65B9;&#x6587;&#x6863;&#xFF09;">&#x6CE8;&#x610F;&#x4E8B;&#x9879;&#xFF08;&#x4EE5;&#x4E0B;&#x5185;&#x5BB9;&#x6458;&#x81EA;<a href="https://cn.vuejs.org/v2/guide/list.html#%E6%B3%A8%E6%84%8F%E4%BA%8B%E9%A1%B9" target="_blank">&#x5B98;&#x65B9;&#x6587;&#x6863;</a>&#xFF09;</h3>
<p>&#x7531;&#x4E8E; JavaScript &#x7684;&#x9650;&#x5236;&#xFF0C;Vue &#x4E0D;&#x80FD;&#x68C0;&#x6D4B;&#x4EE5;&#x4E0B;&#x6570;&#x7EC4;&#x7684;&#x53D8;&#x52A8;&#xFF1A;</p>
<ol>
<li>&#x5F53;&#x4F60;&#x5229;&#x7528;&#x7D22;&#x5F15;&#x76F4;&#x63A5;&#x8BBE;&#x7F6E;&#x4E00;&#x4E2A;&#x6570;&#x7EC4;&#x9879;&#x65F6;&#xFF0C;&#x4F8B;&#x5982;&#xFF1A;<code>vm.items[indexOfItem] = newValue</code></li>
<li>&#x5F53;&#x4F60;&#x4FEE;&#x6539;&#x6570;&#x7EC4;&#x7684;&#x957F;&#x5EA6;&#x65F6;&#xFF0C;&#x4F8B;&#x5982;&#xFF1A;<code>vm.items.length = newLength</code></li>
</ol>
<p>&#x4E3E;&#x4E2A;&#x4F8B;&#x5B50;&#xFF1A;</p>
<pre><code class="lang-js"><span class="hljs-keyword">var</span> vm = <span class="hljs-keyword">new</span> Vue({
  data: {
    items: [<span class="hljs-string">&apos;a&apos;</span>, <span class="hljs-string">&apos;b&apos;</span>, <span class="hljs-string">&apos;c&apos;</span>]
  }
})
vm.items[<span class="hljs-number">1</span>] = <span class="hljs-string">&apos;x&apos;</span> <span class="hljs-comment">// &#x4E0D;&#x662F;&#x54CD;&#x5E94;&#x6027;&#x7684;</span>
vm.items.length = <span class="hljs-number">2</span> <span class="hljs-comment">// &#x4E0D;&#x662F;&#x54CD;&#x5E94;&#x6027;&#x7684;</span>
</code></pre>
<p>&#x4E3A;&#x4E86;&#x89E3;&#x51B3;&#x7B2C;&#x4E00;&#x7C7B;&#x95EE;&#x9898;&#xFF0C;&#x4EE5;&#x4E0B;&#x4E24;&#x79CD;&#x65B9;&#x5F0F;&#x90FD;&#x53EF;&#x4EE5;&#x5B9E;&#x73B0;&#x548C; <code>vm.items[indexOfItem] = newValue</code> &#x76F8;&#x540C;&#x7684;&#x6548;&#x679C;&#xFF0C;&#x540C;&#x65F6;&#x4E5F;&#x5C06;&#x5728;&#x54CD;&#x5E94;&#x5F0F;&#x7CFB;&#x7EDF;&#x5185;&#x89E6;&#x53D1;&#x72B6;&#x6001;&#x66F4;&#x65B0;&#xFF1A;</p>
<pre><code class="lang-js"><span class="hljs-comment">// Vue.set</span>
Vue.set(vm.items, indexOfItem, newValue)
</code></pre>
<pre><code class="lang-js"><span class="hljs-comment">// Array.prototype.splice</span>
vm.items.splice(indexOfItem, <span class="hljs-number">1</span>, newValue)
</code></pre>
<p>&#x4F60;&#x4E5F;&#x53EF;&#x4EE5;&#x4F7F;&#x7528; <code>vm.$set</code> &#x5B9E;&#x4F8B;&#x65B9;&#x6CD5;&#xFF0C;&#x8BE5;&#x65B9;&#x6CD5;&#x662F;&#x5168;&#x5C40;&#x65B9;&#x6CD5; <code>Vue.set</code> &#x7684;&#x4E00;&#x4E2A;&#x522B;&#x540D;&#xFF1A;</p>
<pre><code class="lang-js">vm.$set(vm.items, indexOfItem, newValue)
</code></pre>
<p>&#x4E3A;&#x4E86;&#x89E3;&#x51B3;&#x7B2C;&#x4E8C;&#x7C7B;&#x95EE;&#x9898;&#xFF0C;&#x4F60;&#x53EF;&#x4EE5;&#x4F7F;&#x7528; <code>splice</code>&#xFF1A;</p>
<pre><code class="lang-js">vm.items.splice(newLength)
</code></pre>
<p>&#x6240;&#x4EE5;&#xFF0C;&#x89E3;&#x51B3;&#x65B9;&#x6CD5;&#x5C31;&#x662F;&#x7528; <code>Vue.set</code> &#x6765;&#x4EE3;&#x66FF;&#x76F4;&#x63A5;&#x8D4B;&#x503C;</p>
<pre><code class="lang-js"><span class="hljs-keyword">this</span>.$set(<span class="hljs-keyword">this</span>.tableData, <span class="hljs-keyword">this</span>.currentRow, <span class="hljs-keyword">this</span>.popupData)
</code></pre>

                                
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